These wireline retrievable valves are used to inject corrosion inhibiting chemicals (and other chemicals) to ward off the risk of harmful corrosive activity in the tubing or downhole tools，Useful in annular or injection control line applications
Features
The valves come complete INCONEL power springs that are suited to high temperatures and corrosive agents within the well
The spring is available in any size depending on the pressure requirement
Tungsten Carbide seat and ball can be replaced easily for servicing and ensures the highest resistance to abrasives, preserving the valves. life.
Setting tools allow for easy pressure adjustments
The valve is not adversely affected by temperature due to its spring loaded design
The valves come complete with the fundamental check valve which will avert reverse flow from tubing to casing
